import type { OAuthController, OAuthCredentials } from "./types";
export declare function decodeJwt<T = Record<string, unknown>>(token: string): T | null;
/**
 * Login with OpenAI code provider OAuth
 */
export type OpenAICodexLoginOptions = OAuthController & {
    /** Optional originator value for OpenAI code provider OAuth. Default: "opencode". */
    originator?: string;
};
export declare function loginOpenAICodex(options: OpenAICodexLoginOptions): Promise<OAuthCredentials>;
/**
 * Login with OpenAI code provider using the device-code (headless) flow.
 *
 * Avoids a local callback server entirely — useful when port 1455 is unavailable
 * or when the browser callback flow fails with 403 (e.g. network/proxy issues).
 */
export declare function loginOpenAICodexDevice(ctrl: OAuthController): Promise<OAuthCredentials>;
/**
 * Refresh OpenAI code provider OAuth token
 */
export declare function refreshOpenAICodexToken(refreshToken: string): Promise<OAuthCredentials>;